<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
login页面
<form action="user/loginCheck" method="get">
    账号：<input type="text" name="username">
    密码：<input type="text" name="password">
    <input type="submit" value="登录">
</form>
</body>
</html>